You need to answer two questions out of four questions. Fredricks, J. A., & Eccl

You need to answer two questions out of four questions.
Fredricks, J. A., & Eccles, J. S. (2002). Week2 Fredricks Eccles 2002.pdf Children’s competence and value beliefs from childhood through adolescence: Growth trajectories in two male-sex-typed domains. Developmental Psychology, 38, 519-533.
1. What are research questions?
2. Is necessary background information and previous research described in the introduction?
3. Did the results support their hypothesis?
4. Do the conclusions drawn by the researchers seem reasonable?
The pdf i have attached below is the same as the link